Question: When did Nebraska adopt the motto "Equality Before the Law"?
Paraphrase: Nebraska adopted the motto " Equality Before the Law" when?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q1553 p:P1451 ?s . ?s ps:P1451 ?x filter(contains(?x , 'Equality before the law')) . ?s pq:P580 ?value}